1011102001323 has 16 divisors (see below), whose sum is σ = 1358120839680. Its totient is φ = 669076629056.

The previous prime is 1011102001243. The next prime is 1011102001379. The reversal of 1011102001323 is 3231002011101.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011102001323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011102001123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3888298 + ... + 4140176.

It is an arithmetic number, because the mean of its divisors is an integer number (84882552480).

Almost surely, 2^{1011102001323} is an apocalyptic number.

1011102001323 is a deficient number, since it is larger than the sum of its proper divisors (347018838357).

1011102001323 is a wasteful number, since it uses less digits than its factorization.

1011102001323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261786.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1011102001323 its reverse (3231002011101), we get a palindrome (4242104012424).

The spelling of 1011102001323 in words is "one trillion, eleven billion, one hundred two million, one thousand, three hundred twenty-three".